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authorjason <jason@138bc75d-0d04-0410-961f-82ee72b054a4>2009-12-01 21:58:04 +0000
committerjason <jason@138bc75d-0d04-0410-961f-82ee72b054a4>2009-12-01 21:58:04 +0000
commitd73f0fde7ff56581799a3342f7d0b90747ef98fe (patch)
treec42ee149769501f86bccda8c4b55a1d89c5c6616
parent80ddf9f9fff60e99472c1dd4cfad00408c7769a9 (diff)
downloadgcc-d73f0fde7ff56581799a3342f7d0b90747ef98fe.tar.gz
PR c++/41611
* decl2.c (get_guard): Copy DECL_COMDAT. (comdat_linkage): Set DECL_COMDAT unconditionally. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154885 138bc75d-0d04-0410-961f-82ee72b054a4
-rw-r--r--gcc/cp/ChangeLog6
-rw-r--r--gcc/cp/decl2.c4
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/g++.dg/abi/guard1.C10
4 files changed, 23 insertions, 2 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index c18533368db..f0b9d7f9f32 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,9 @@
+2009-12-01 Jason Merrill <jason@redhat.com>
+
+ PR c++/41611
+ * decl2.c (get_guard): Copy DECL_COMDAT.
+ (comdat_linkage): Set DECL_COMDAT unconditionally.
+
2009-12-01 Jakub Jelinek <jakub@redhat.com>
PR c++/3187
diff --git a/gcc/cp/decl2.c b/gcc/cp/decl2.c
index c0febad2515..1cd2ded03a3 100644
--- a/gcc/cp/decl2.c
+++ b/gcc/cp/decl2.c
@@ -1574,8 +1574,7 @@ comdat_linkage (tree decl)
}
}
- if (DECL_LANG_SPECIFIC (decl))
- DECL_COMDAT (decl) = 1;
+ DECL_COMDAT (decl) = 1;
}
/* For win32 we also want to put explicit instantiations in
@@ -2555,6 +2554,7 @@ get_guard (tree decl)
TREE_PUBLIC (guard) = TREE_PUBLIC (decl);
TREE_STATIC (guard) = TREE_STATIC (decl);
DECL_COMMON (guard) = DECL_COMMON (decl);
+ DECL_COMDAT (guard) = DECL_COMDAT (decl);
DECL_COMDAT_GROUP (guard) = DECL_COMDAT_GROUP (decl);
if (TREE_PUBLIC (decl))
DECL_WEAK (guard) = DECL_WEAK (decl);
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index b73a1420a94..2b856c28b8c 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2009-12-01 Jason Merrill <jason@redhat.com>
+
+ PR c++/41611
+ * g++.dg/abi/guard1.C: New.
+
2009-12-91 Uros Bizjak <ubizjak@gmail.com>
* gcc.target/i386/vperm-v4sf-1.c (dg-options): Use -msse.
diff --git a/gcc/testsuite/g++.dg/abi/guard1.C b/gcc/testsuite/g++.dg/abi/guard1.C
new file mode 100644
index 00000000000..76b43d30f36
--- /dev/null
+++ b/gcc/testsuite/g++.dg/abi/guard1.C
@@ -0,0 +1,10 @@
+// PR c++/41611
+// { dg-final { scan-assembler-not "_ZGVZN1A1fEvE1i" } }
+
+struct A {
+ static int f()
+ {
+ static int &i = *new int();
+ return i;
+ }
+};